In January, BitGo, a Silicon Valley bitcoin wallet startup, announced plans to acquire Kingdom Trust, a Kentucky company that has quietly become a leading player in a thriving market serving cryptocurrency funds. The move would have positioned BitGo to compete with a small but growing pool of players offering custodial service—in essence, storage of crypto…

Telepathy is a common trope in science fiction, with the Vulcan Mind Meld being probably the best-known example. However, one of the most original and striking treatments of the subject is the novel Singularity’s Ring by Paul Melko, which features pods of genetically-engineered humans who can communicate by scent. “They produce chemical memories, and then…